# STC SP245NW

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Pacific Propeller International LLC, United States
- Description: Manufacture AG-100-4S blades and CF AG-100-4S blades with cooling fairing and use thereof in Hamilton 2D30 hubs of P&W R-985, 450 h.p. engine.
- Applied: November 10, 1975
- Status date: June 30, 2005
- Product: Propeller
- Certification basis: Part 21, Part 35
- Data sheets: [TCDS P-206](https://openairdocs.org/tcds/P-206), [TCDS P-257](https://openairdocs.org/tcds/P-257), [TCDS P-736](https://openairdocs.org/tcds/P-736), [TCDS TC 249](https://openairdocs.org/tcds/TC%20249)
- Certificate PDF: https://openairdocs.org/files/sha256/86/bb/86bb32372661f0f69cb6e33957abc8d89dadba903001b5c49a56bd7e65194ca5
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/0A7CB6FF8972B0D08625703C0067EB6E.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SP245NW

## ADs that name it (0)

None.

## Approved models (4)

- Hamilton Standard Division 12D40 ([TCDS P-257](https://openairdocs.org/tcds/P-257))
- Hamilton Standard Division 22D ([TCDS P-736](https://openairdocs.org/tcds/P-736))
- Hamilton Standard Division 2D30 ([TCDS P-206](https://openairdocs.org/tcds/P-206))
- Hamilton Standard Division 3D ([TCDS TC 249](https://openairdocs.org/tcds/TC%20249))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Number SP245NW This certificate, issued to: Pacific Propeller International LLC 5802 South 228th Street Kent, WA 98032-1810 Part 35 of theFederal Aviation Regulations, dated January 1, 1973.

Original Product⎯Type Certificate Number: P-206-6, P-736-8, 249, and P-257-5 Make: Hamilton Standard Propeller Model: 2D30, 22D30, 3D40, 12D40, and 22D40 Description of the Type Design Change: Installation of Pacific Propeller Inc. Blades as follows:

FAA Sealed Hub No. Blade No. Drawing List No. Date 2D30 AG-100-4S 76000 December 18, 1975 22D30 AG-200-4S 76003 September 3, 1976 3D40 AG-100-4S 76008 October 29, 1976 12D40 AG-100-4S 76008 October 29, 1976 22D40 AG-200-4S 76021 April 23, 1979

Later revised FAA Sealed Drawing Lists may be used.

Limitations and Conditions: This approval limited to use on single engine tractor type aircraft with Pratt & Whitney R-985 and R-1340 engines installed with 4½ order and 9th order dampers installed. .

Maximum Diameter 104 inches (2% cut off permitted.)

Maximum RPM 2300 Maximum HP 600 If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application: November 10, 1975 Date reissued: 3/25/04 Date of issuance: December 23, 1975 Date amended: 11/26/76; 5/8/79; 3/25/04; 6/30/05

(Signature) Acting Manager, Seattle Aircraft Certification Office (Title)

**FAA FORM 8110-2(10-68**

## Every issue (2)

- June 30, 2005: Amended, Current. [certificate](https://openairdocs.org/files/sha256/86/bb/86bb32372661f0f69cb6e33957abc8d89dadba903001b5c49a56bd7e65194ca5)
- March 25, 2004: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/75/5f/755f16f80812b650e8e0eb454c0bf4272f93e12adb13381cb3a854071f3fd441)

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